[20200403] - Core - Incorrect access control in com_users access level deletion function

  • Project: Joomla!
  • SubProject: CMS
  • Impact: Moderate
  • Severity:Low
  • Versions: 2.5.0 - 3.9.16
  • Exploit type: Incorrect Access Control
  • Reported Date: 2020-March-13
  • Fixed Date: 2020-April-21
  • CVE Number:CVE-2020-11889

Description

Incorrect ACL checks in the access level section of com_users allow the unauthorized deletion of usergroups.

Affected Installs

Joomla! CMS versions 2.5.0 - 3.9.16

Solution

Upgrade to version 3.9.17

Contact

The JSST at the Joomla! Security Centre.

Reported By: Hoang Kien from VSEC